<?php
echo"计算用户输入两个整数的加减乘除的结果\n";
echo"输入俩个整数，用逗号分隔开：\n";
$count=fscanf(STDIN, "%d,%d %s", $a,$b,$other);
var_dump($count,$a,$b,$other);
if ($count > 2){
    echo"不要在输入的数据后面添加乱七八遭的东西~\n";
}else if ($count < 2){
    echo"请按要求的格式来输入数据~\n";
}else{
$jia=$a+$b;
$jian=$a-$b;
$cheng=$a*$b;
$chu=$a/$b;
echo "$a+$b=$jia\n";
echo "$a-$b=$jian\n";
echo "$a*$b=$cheng\n";
echo "$a/$b=$chu\n";}
